Arushee JhaApr 5, 2022Combinatorial TechniquesMagic Squares: Superstitions, Mystery and the PlagueA magic square is a combination of numbers arranged in a square such that the sum of each row, column and both the corner diagonals is...

Arushee JhaMar 22, 2022Combinatorial TechniquesLottery Confusion: The Pigeonhole PrincipleExample 1. Annemarie is cutting out coupons for her favorite restaurant, Adelinas Ballhaus, from the newspaper. Coupon denominations are...

Arushee JhaJan 25, 2022ProbabilityThe Birthday Paradox: Cryptographic Attacks, Counterintuition and MoreIn a set of n people what is the probability that two share a birthday? Funnily enough, we need only 23 people to have a 50% chance of...